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find the value of x and y:5x+7y=507x+5y=46 |
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Answer» Mr Mishra don\'t worry here is the solution:5x+7y=50...(1)7x+5y=46....(2)Multiply (1) by 7 and (2) by 5 we get35x+49y=350.....(3)35x+25y=230.......(4)subtract (4) from (3)24y=120 , y=5Now from(1)5x+7*5=505x=15x=3, y=5\xa0\xa0\xa0 Sorry x=3 5x × 7y=50 ---(×7) =35x ×49y=350 --(1)7x ×5y=46 ---(×5) = 35x ×25y=230 ---(2)Solving (1)&(2)Y=5X=15 plz can u give me the full explanation and not just values..Like can u give its complete solution by any of the three methods..plz X is equal to 3Y is equal to 5 |
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